Expression 16: left parenthesis, "x" minus 1.5 5 , right parenthesis squared plus left parenthesis, "y" plus 6.2 4 , right parenthesis squared less than or equal to 1.3 6 squaredx−1.552+y+6.242≤1.362
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Expression 17: negative StartRoot, left parenthesis, .8 squared minus "x" squared , right parenthesis , EndRoot minus 1.4 7−.82−x2−1.47
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Expression 18: "y" equals negative 1.4 7 left brace, negative .8 less than or equal to "x" less than or equal to .8 , right bracey=−1.47−.8≤x≤.8
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Expression 19: "y" equals negative 1.6 left brace, negative .8 less than or equal to "x" less than or equal to .8 , right bracey=−1.6−.8≤x≤.8
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Expression 20: "y" equals negative 1.7 5 left brace, negative .7 4 less than or equal to "x" less than or equal to .7 4 , right bracey=−1.75−.74≤x≤.74
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Expression 21: "y" equals negative 1.8 9 left brace, negative .6 8 less than or equal to "x" less than or equal to .6 8 , right bracey=−1.89−.68≤x≤.68
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Expression 22: "y" equals negative 2 left brace, negative .5 9 9 less than or equal to "x" less than or equal to .5 9 9 , right bracey=−2−.599≤x≤.599
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Expression 23: "y" equals negative 2.1 2 left brace, negative .4 6 6 less than or equal to "x" less than or equal to .4 6 6 , right bracey=−2.12−.466≤x≤.466
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Expression 24: "x" equals 0 left brace, negative .5 greater than or equal to "y" greater than or equal to negative 1.4 5 , right bracex=0−.5≥y≥−1.45
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Expression 25: "y" equals negative 2 fifths "x" minus .4 9 left brace, 0 less than or equal to "x" less than or equal to .5 , right bracey=−25x−.490≤x≤.5
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Expression 26: "y" equals 2 fifths "x" minus .9 1 left brace, 0 less than or equal to "x" less than or equal to .5 , right bracey=25x−.910≤x≤.5